appview: pages: pathUnscape breadcrumbs in repo/{blob,tree}

Signed-off-by: Anirudh Oppiliappan <[e-mail]>

appview/pages/funcmap.go

···
 	"html/template"
 	"log"
 	"math"
+	"net/url"
 	"path/filepath"
 	"reflect"
 	"strings"
···
 		},
 		"cssContentHash": CssContentHash,
 		"fileTree":       filetree.FileTree,
+		"pathUnescape": func(s string) string {
+			u, _ := url.PathUnescape(s)
+			return u
+		},
 	}
 }
 

appview/pages/templates/repo/blob.html

···
                         <a
                             href="{{ index . 1 }}"
                             class="text-bold text-gray-500 dark:text-gray-400 {{ $linkstyle }}"
-                            >{{ index . 0 }}</a
+                            >{{ pathUnescape (index . 0) }}</a
                         >
                         /
                     {{ else }}
                         <span class="text-bold text-black dark:text-white"
-                            >{{ index . 0 }}</span
+                            >{{ pathUnescape (index . 0) }}</span
                         >
                     {{ end }}
                 {{ end }}

appview/pages/templates/repo/tree.html

···
-{{ define "title"}}{{ range .BreadCrumbs }}{{ index . 0}}/{{ end }} at {{ .Ref }} · {{ .RepoInfo.FullName }}{{ end }}
+{{ define "title"}}{{ range .BreadCrumbs }}{{ pathUnescape (index . 0)}}/{{ end }} at {{ .Ref }} · {{ .RepoInfo.FullName }}{{ end }}
 
 
 {{ define "extrameta" }}
···
       <div class="flex flex-col md:flex-row md:justify-between gap-2">
         <div id="breadcrumbs" class="overflow-x-auto whitespace-nowrap text-gray-400 dark:text-gray-500">
           {{ range .BreadCrumbs }}
-            <a href="{{ index . 1}}" class="text-bold text-gray-500 dark:text-gray-400 {{ $linkstyle }}">{{ index . 0 }}</a> /
+            <a href="{{ index . 1}}" class="text-bold text-gray-500 dark:text-gray-400 {{ $linkstyle }}">{{ pathUnescape (index . 0) }}</a> /
           {{ end }}
         </div>
         <div id="dir-info" class="text-gray-500 dark:text-gray-400 text-xs md:text-sm flex flex-wrap items-center gap-1 md:gap-0">